egracewinston egracewinston
  • 12-02-2021
  • Mathematics
contestada

The area of a square is 4x^2+28x+49. What expression represents the length of each side of the square?

Respuesta :

2565579
2565579 2565579
  • 16-02-2021

Answer:4x^2 +28x +49=(2x +7)^2

Step-by-step explanation:

a2±2ab+b2=(a±b)2

In this case

a=2x and b=7 ...

4x2+28x+49=(2x)2+(2⋅

(2x)⋅

7)+72=(2x+7)2

Answer Link

Otras preguntas

Leonardo da Vinci's Vitruvian Man portrayed A. the most scientific diagram of the human body ever created. B. man as the purest form of art. C.
What does y equal on number 2??
What kind of animal needs to compete to get attention of a potential mate?
can you evaluate an expression?
Why do you think President Lincoln decided to support the construction of the Transcontinental Railroad, a very expensive project, even though the Civil War wa
Reduce fractions expressing probability to lowest terms. In 3,000 repetitions of an experiment, a random event occurred in 500 cases. The expected probability
-8x+6<46 solve for x 24 pts will award brainliest
Which factors affect heat transfer between a warm and a cool substance?
When did lincoln sign the emancipation proclamation?
What can art do to change our lives?